CN109590813B - Technical method for polishing workpiece - Google Patents
Technical method for polishing workpiece Download PDFInfo
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- CN109590813B CN109590813B CN201811459146.7A CN201811459146A CN109590813B CN 109590813 B CN109590813 B CN 109590813B CN 201811459146 A CN201811459146 A CN 201811459146A CN 109590813 B CN109590813 B CN 109590813B
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- parts
- polishing
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/06—Other polishing compositions
- C09G1/08—Other polishing compositions based on wax
- C09G1/10—Other polishing compositions based on wax based on mixtures of wax and natural or synthetic resin
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
Abstract
The invention provides a technical process method for polishing a workpiece, which comprises the steps of (1) oil removal, (2) water washing, (3) acid pickling whitening, (4) water washing, (5) rough polishing of a polishing machine, (6) fine polishing of the polishing machine and (7) waxing. Before polishing a workpiece, the workpiece needs to be subjected to preliminary deoiling and decontamination treatment, an acid pickling process is added, and in addition, a rough polishing process and a fine polishing process are combined, so that the polishing effect is better, plant fibers are added into a polishing agent, the mechanical property of the workpiece is enhanced, and glyceryl tristearate serving as a dispersing agent is added to prevent the particles of the polishing agent from settling; the addition of sodium stearate enhances the polishing performance of the polishing agent, enables the gloss of the workpiece to be consistent, improves the appearance of the workpiece, and increases the waxing process to comprehensively protect the workpiece.
Description
Technical Field
The invention belongs to a polishing technical process, and particularly relates to a technical process for polishing a workpiece.
Background
Polishing refers to a process of reducing the roughness of a workpiece surface by mechanical, chemical, or electrochemical actions to obtain a bright, flat surface.
The mechanical polishing is the modification processing of the surface of a workpiece by using a polishing tool and abrasive particles or other polishing media, but the prior mechanical polishing easily causes the workpiece to have insufficient brightness, easily adheres a layer of unevenly distributed white deposits on the surface, has inconsistent gloss, has short gloss retention time, is stuffy and is easy to rust.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a technical method for polishing a workpiece, which can ensure that the workpiece has brightness, consistent gloss, long gloss retention time, no stuffiness and no rusting easily, and no white attachments exist on the surface of the workpiece.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
a technical process method for polishing a workpiece comprises the following steps:
(1) oil removal: spraying or dipping and cleaning the workpiece by using a degreasing agent to carry out degreasing treatment;
(2) washing with water: spraying or dipping the workpiece with tap water to wash off the degreasing agent;
(3) acid pickling and whitening: the workpiece is cleaned by adopting the pickling solution through spraying,
(4) water washing: cleaning with tap water by spraying to remove the acid solution degreaser;
(5) rough polishing by a polishing machine: by means of rigid wheelsPolishing the workpiece with polishing paste at a peripheral speed of 25-30/m.s.-1；
(6) Finely polishing by a polishing machine: polishing the workpiece with polishing agent in soft wheel with peripheral speed of 18-22/m.s-1；
(7) Waxing;
the cleaning wastewater is collected and treated.
Preferably, the oil remover is a commercial product, comprises a surfactant oil remover, an environment-friendly low-temperature oil remover and a biological oil remover, and is generally diluted by 10-20 times for use.
Preferably, the pickling solution at least comprises the following components, by weight, 2-4 parts of hydrogen peroxide, 50-60 parts of phosphoric acid, 20-30 parts of sulfuric acid and 10-20 parts of nitric acid, the temperature is 90-120, the pickling solution is diluted by 30-40 times, and the washing or soaking time is 10-20 seconds.
Preferably, the polishing paste at least comprises the following components, by weight, 40-60 parts of ferric trioxide, 6-12 parts of stearic acid, 5-8 parts of white wax, 10-15 parts of fatty acid, 5-8 parts of vaseline and 2-5 parts of rosin.
Preferably, the polishing agent at least comprises the following components, by weight, 0.5-2 parts of an antirust agent, 5-13 parts of plant fibers, 4-9 parts of sodium stearate, 20-50 parts of ferric sulfate, 30-50 parts of corundum powder, 20-50 parts of nano silicon dioxide powder, 2-5 parts of sulfuric acid, 5-9 parts of benzotriazole, 4-8 parts of stearic acid, 3-6 parts of glyceryl tristearate and 80-120 parts of deionized water.
Preferably, the particle size of the nano silicon dioxide powder is 80nm, the removal rate of the particle size is the highest, the obtained surface quality is the best, and the tristearin serving as a dispersing agent can prevent the particles of the polishing agent from settling; the plant fiber can enhance the mechanical property of the workpiece; the sodium stearate can enhance the polishing performance of the polishing agent, increase the gloss of the workpiece and improve the appearance of the workpiece.
Before polishing a workpiece, the workpiece needs to be subjected to preliminary deoiling and decontamination treatment, an acid pickling process is added, and in addition, a rough polishing process and a fine polishing process are combined, so that the polishing effect is better, plant fibers are added into a polishing agent, the mechanical property of the workpiece is enhanced, and glyceryl tristearate serving as a dispersing agent is added to prevent the particles of the polishing agent from settling; the addition of sodium stearate enhances the polishing performance of the polishing agent, enables the gloss of the workpiece to be consistent, improves the appearance of the workpiece, and increases the waxing process to comprehensively protect the workpiece.
Detailed Description
The invention is further illustrated by the following examples:
example 1:
a technical method for polishing an aluminum workpiece with a simple shape comprises the following steps:
1. oil removal: the biological degreasing agent is used for performing degreasing treatment on the workpiece by adopting spraying or dipping cleaning, and the degreasing agent is diluted by 20 times for use;
2. washing with water: spraying or dipping the workpiece with tap water to wash off the degreasing agent;
3. acid pickling and whitening: the workpiece is cleaned by adopting the pickling solution through spraying,
4. water washing: cleaning with tap water by spraying to remove the acid solution degreaser;
5. rough polishing by a polishing machine: polishing the workpiece with polishing paste by using a hard wheel, wherein the peripheral speed of the hard wheel is 25-30/m.s-1；
6. Finely polishing by a polishing machine: polishing the workpiece with polishing agent in soft wheel with peripheral speed of 18-22/m.s-1；
7, waxing;
the cleaning wastewater is collected and treated.
The pickling agent comprises the following components, by weight, 2 parts of hydrogen peroxide, 60 parts of phosphoric acid, 30 parts of sulfuric acid and 20 parts of nitric acid, the temperature is 120, the dilution is 40 times, and the washing or soaking time is 10-20 seconds.
The polishing paste comprises, by weight, 40 parts of ferric trioxide, 6 parts of stearic acid, 5 parts of white wax, 10 parts of fatty acid, 5 parts of vaseline and 2 parts of rosin.
The polishing agent comprises, by weight, 0.5 part of an antirust agent, 5 parts of plant fibers, 9 parts of sodium stearate, 50 parts of ferric sulfate, 30 parts of corundum powder, 20 parts of nano-silica powder with the particle size of 80nm, 5 parts of sulfuric acid, 9 parts of benzotriazole, 8 parts of stearic acid, 6 parts of glyceryl tristearate and 120 parts of deionized water.
Example 2
A technical process method for polishing a workpiece with a complex shape comprises the following steps:
(1) oil removal: spraying or dipping and cleaning a workpiece by using a surfactant degreasing agent for degreasing, and diluting the degreasing agent by 15 times for use;
(2) washing with water: spraying or dipping the workpiece with tap water to wash off the degreasing agent;
(3) acid pickling and whitening: the workpiece is cleaned by adopting the pickling solution through spraying,
(4) water washing: cleaning with tap water by spraying to remove the acid solution degreaser;
(5) rough polishing by a polishing machine: polishing the workpiece with polishing paste by using a hard wheel, wherein the peripheral speed of the hard wheel is 25-30/m.s-1；
(6) Finely polishing by a polishing machine: polishing the workpiece with polishing agent in soft wheel with peripheral speed of 18-22/m.s-1；
(7) Waxing;
the cleaning wastewater is collected and treated.
The pickling solution comprises the following components, by weight, 4 parts of hydrogen peroxide, 60 parts of phosphoric acid, 30 parts of sulfuric acid and 20 parts of nitric acid, the temperature is 120, the dilution is 30 times, and the washing or soaking time is 10 seconds.
The polishing paste comprises, by weight, 60 parts of ferric trioxide, 12 parts of stearic acid, 8 parts of white wax, 15 parts of fatty acid, 8 parts of vaseline and 5 parts of rosin.
The polishing agent comprises, by weight, 2 parts of an antirust agent, 13 parts of plant fiber, 4 parts of sodium stearate, 50 parts of ferric sulfate, 30 parts of corundum powder, 50 parts of nano-silica powder with the particle size of 80nm, 2 parts of sulfuric acid, 9 parts of benzotriazole, 4 parts of stearic acid, 6 parts of glyceryl tristearate and 80 parts of deionized water.
Example 3
A steel workpiece polishing technical process method comprises the following steps:
(1) oil removal: the environment-friendly low-temperature degreasing agent is used for performing degreasing treatment on the workpiece by spraying or dipping cleaning, and the environment-friendly low-temperature degreasing agent is diluted by 15 times for use;
(2) washing with water: spraying or dipping the workpiece with tap water to wash off the degreasing agent;
(3) acid pickling and whitening: the workpiece is cleaned by adopting the pickling solution through spraying,
(4) water washing: cleaning with tap water by spraying to remove the acid solution degreaser;
(5) rough polishing by a polishing machine: polishing the workpiece with polishing paste by using a hard wheel, wherein the peripheral speed of the hard wheel is 25-30/m.s-1；
(6) Finely polishing by a polishing machine: polishing the workpiece with polishing agent in soft wheel with peripheral speed of 18-22/m.s-1；
(7) Waxing;
the cleaning wastewater is collected and treated.
The pickling solution at least comprises the following components, by weight, 3 parts of hydrogen peroxide, 53 parts of phosphoric acid, 25 parts of sulfuric acid and 17 parts of nitric acid, the temperature is 110, the dilution is 30 times, and the washing or soaking time is 10-20 seconds.
The polishing paste comprises, by weight, 55 parts of ferric trioxide, 8 parts of stearic acid, 6 parts of white wax, 12 parts of fatty acid, 7 parts of vaseline and 3 parts of rosin.
The polishing agent comprises, by weight, 1 part of an antirust agent, 3 parts of plant fibers, 6 parts of sodium stearate, 40 parts of ferric sulfate, 39 parts of white jade steel powder, 35 parts of nano silicon dioxide powder with the particle size of 80nm, 3 parts of sulfuric acid, 6 parts of benzotriazole, 5 parts of stearic acid, 5 parts of glyceryl tristearate and 100 parts of deionized water.
The products obtained in the 3 examples were tested to evaluate the polishing effect:
(1) from the appearance analysis of SEM, the material surface after polishing is more uniform and refined, and the surface pollution elements are obviously reduced from the elemental analysis, thus forming a film adsorbed by a chemical polishing agent;
(2) through the measurement of a surface profile detector, the roughness of the polished surface is integrally reduced, and the smoother surface is not only corrosion-resistant and damage-resistant, but also a factor for improving the brightness;
(3) after polishing, the glossiness is obviously improved, and the polishing agent is improved by more than 80%;
(4) the glossiness is consistent after polishing, no white attached matter appears, and the antirust effect is improved;
(5) the electrochemical corrosion resistance of the workpiece in saline after polishing is improved.
Claims (1)
1. A technical process method for polishing a workpiece is characterized by comprising the following steps:
(1) oil removal: spraying or dipping and cleaning the workpiece by using a degreasing agent to carry out degreasing treatment;
(2) washing with water: spraying or dipping the workpiece with tap water to wash off the degreasing agent;
(3) acid pickling and whitening: the workpiece is cleaned by adopting the pickling solution through spraying,
(4) water washing: cleaning with tap water by spraying to remove the acid solution degreaser;
(5) rough polishing by a polishing machine: polishing the workpiece by using a hard wheel and polishing paste, wherein the peripheral speed of the hard wheel is 25-30/m.s < -1 >;
(6) finely polishing by a polishing machine: polishing the workpiece by using a soft wheel and adopting a polishing agent, wherein the peripheral speed of the soft wheel is 18-22/m.s < -1 >;
(7) waxing;
collecting and treating all the cleaning wastewater;
the pickling solution at least comprises the following components, by weight, 2-4 parts of hydrogen peroxide, 50-60 parts of phosphoric acid, 20-30 parts of sulfuric acid and 10-20 parts of nitric acid, is diluted by 30-40 times at the temperature of 90-120 ℃, and is washed or soaked for 10-20 seconds;
the polishing paste at least comprises the following components, by weight, 40-60 parts of ferric trioxide, 6-12 parts of stearic acid, 5-8 parts of white wax, 10-15 parts of fatty acid, 5-8 parts of vaseline and 2-5 parts of rosin;
the polishing agent at least comprises the following components, by weight, 0.5-2 parts of an antirust agent, 5-13 parts of plant fiber, 4-9 parts of sodium stearate, 20-50 parts of ferric sulfate, 30-50 parts of corundum powder, 20-50 parts of nano silicon dioxide powder, 2-5 parts of sulfuric acid, 5-9 parts of benzotriazole, 4-8 parts of stearic acid, 3-6 parts of glyceryl tristearate and 80-120 parts of deionized water;
the degreasing agent is a commercial product, comprises a surfactant degreasing agent, an environment-friendly low-temperature degreasing agent and a biological degreasing agent, and is diluted by 10-20 times for use;
the particle size of the nano silicon dioxide powder is 80 nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811459146.7A CN109590813B (en) | 2018-11-30 | 2018-11-30 | Technical method for polishing workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811459146.7A CN109590813B (en) | 2018-11-30 | 2018-11-30 | Technical method for polishing workpiece |
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| Publication Number | Publication Date |
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| CN109590813A CN109590813A (en) | 2019-04-09 |
| CN109590813B true CN109590813B (en) | 2021-04-16 |
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| CN201811459146.7A Active CN109590813B (en) | 2018-11-30 | 2018-11-30 | Technical method for polishing workpiece |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111015371A (en) * | 2019-11-21 | 2020-04-17 | 湖北中一科技股份有限公司 | Cathode roller polishing method applied to electrolytic copper foil |
| CN111015376A (en) * | 2019-12-18 | 2020-04-17 | 安徽省潜山县志发机电配件有限公司 | Surface polishing process for electromechanical equipment |
| CN111590397A (en) * | 2020-05-08 | 2020-08-28 | 模德模具(东莞)有限公司 | Spark line treatment process |
| CN111941011A (en) * | 2020-08-20 | 2020-11-17 | 上海远葆工业设计有限公司 | Metal processing and polishing process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106676538A (en) * | 2017-01-18 | 2017-05-17 | 宁波金田铜业(集团)股份有限公司 | Environment-friendly technology for copper and copper alloy surface treatment |
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| CN1500847A (en) * | 2002-11-13 | 2004-06-02 | 广东轻工机械二厂有限公司 | Chemical polishing agent for stainless steel products and technology thereof |
| KR101053414B1 (en) * | 2008-07-04 | 2011-08-01 | 주식회사 포스코 | Descaling method and removal equipment of hot rolled steel strip |
| CN105441952B (en) * | 2015-11-29 | 2019-05-03 | 深圳誉格金属制品有限公司 | A kind of metalwork processing of surface polishing |
| CN108067945A (en) * | 2017-11-30 | 2018-05-25 | 马鞍山市宝奕金属制品工贸有限公司 | A kind of stainless steel polishing technique |
| CN108555698B (en) * | 2018-01-31 | 2020-02-21 | 湖南科技大学 | Efficient ultraprecise shear thickening-chemical synergistic polishing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106676538A (en) * | 2017-01-18 | 2017-05-17 | 宁波金田铜业(集团)股份有限公司 | Environment-friendly technology for copper and copper alloy surface treatment |
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